7.1 million of the 18.7 million new cancer diagnoses were attributable to avoidable causes
the staff of the Ridgewood blog
HACKENSACK, NJ — A massive global analysis has sent a shockwave through the medical community, revealing that nearly 40% of all new cancer cases worldwide are linked to modifiable risk factors. Published in early February 2026 in Nature Medicine, the landmark study suggests that millions of diagnoses could be avoided through lifestyle changes and public health interventions.
The investigation, conducted by the World Health Organization (WHO) and the International Agency for Research on Cancer (IARC), analyzed data across 185 countries. It found that in 2022, approximately 7.1 million of the 18.7 million new cancer diagnoses were attributable to avoidable causes.
The “Big Three” Killers: Smoking, Infection, and Alcohol
While the study examined 30 different modifiable risk factors—including air pollution, UV radiation, and physical inactivity—three primary drivers accounted for the vast majority of the global cancer burden:
-
Tobacco Smoking: The single leading contributor, responsible for roughly 15% of all new cases (3.3 million diagnoses).
-
Infections: Accounted for over 10% of cases. For the first time, researchers included nine cancer-causing agents, such as HPV (cervical cancer), H. pylori (stomach cancer), and Hepatitis B & C (liver cancer).
-
Alcohol Consumption: Linked to over 3% of new cases, impacting breast, liver, and colorectal cancer rates.
Prevention Breakdown by Gender
The study highlighted a significant “prevention gap” between men and women:
-
Men: 45% of cancers were found to be preventable, largely driven by higher smoking rates.
-
Women: 30% of cancers were preventable, with infections (particularly HPV) being the top risk factor globally.
A Message of Empowerment from Hackensack Meridian Health
Oncology experts in New Jersey say the data provides a roadmap for local health strategies. Dr. Rosario Ligresti, Chief of Gastroenterology at Hackensack Meridian Hackensack University Medical Center, emphasizes that while medical technology has reached new heights, “the best treatment is the one you never need.”
“This landmark study provides staggering evidence for what we in the oncology community have long advocated: a significant portion of the cancer burden is preventable,” says Dr. Ligresti. “While we are equipped with cutting-edge treatments, this research reinforces that the first line of defense begins with personal choices. Quitting smoking and moderating alcohol are not just healthy habits—they are life-saving actions.”
How You Can Reduce Your Risk Today
Based on the study’s findings, medical experts suggest five actionable steps to lower your cancer risk:
-
Screen for Infections: Talk to your doctor about testing for H. pylori (common in the stomach) and getting the HPV vaccine.
-
Tobacco Cessation: It is never too late to quit; your lung cancer risk begins to drop almost immediately after your last cigarette.
-
Moderate Alcohol Intake: Reducing consumption can significantly lower the risk of several GI and breast cancers.
-
Maintain a Healthy BMI: Overweight and obesity are now the second-leading preventable causes of cancer in women in North America.
-
Environmental Awareness: Use sun protection and be mindful of air quality alerts in urban areas.
The Bottom Line
With nearly half of preventable cancers consisting of just three types—lung, stomach, and cervical—the path forward is clear. Through a combination of better personal choices and increased access to vaccines and screenings, millions of families can avoid the devastating burden of a cancer diagnosis.
Tell your story #TheRidgewoodblog , #Indpendentnews, #information, #advertise, #guestpost, #affiliatemarketing,#NorthJersey, #NJ , #News, #localnews, #bergencounty, #sponsoredpost, #SponsoredContent, #contentplacement , #linkplacement, Email: [email protected]
Tags: #CancerPrevention #HealthUpdate #HackensackNJ #MedicalResearch #WHO #Wellness #PublicHealth #Oncology #BergenCounty
